2- Sound Electronic Hooter/Siren; is indispensable for buildings/places like depots, hangars, factories. It warns with two high tones-permanent and intermittent and must be turned off manually. Produced from insoluble, non-combustible and unbreakable ABS.

Type: Electronical Siren

Material: ABS Voltages : 12 Vdc, 24 Vdc, 48 Vac, 110 Vac, 220 Vac, 48-110 Vdc, 12 Vac, 24 Vac Weight: 253 gram 220 Vac / 273 gram 110 Vac Mounting: Wall Mount with screws Dimensions : 70 x 76 x 90 mm Tone Type : 2 Tones- permanent and intermittent/pulsed Sound Output : 120 dB Protection Rate: IP65

To choose the second tone simply connect the two thin cables. Any voltage applied to the thin cables may cause failure.